{"id":"CVE-2021-41304","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-41304","generatedAt":"2026-10-27T20:53:34.281Z","title":"Affected versions of Atlassian Jira Server and Data Center allow anonymous remote attackers to inject arbitrary HTML or JavaScript via a Cross-Site Scripting (XSS) vulnerability in the /secure/admin/ImporterFinishedPage.jspa error message.","description":"Affected versions of Atlassian Jira Server and Data Center allow anonymous remote attackers to inject arbitrary HTML or JavaScript via a Cross-Site Scripting (XSS) vulnerability in the /secure/admin/ImporterFinishedPage.jspa error message. The affected versions are before version 8.13.12, and from version 8.14.0 before 8.20.2.","published":"2021-10-26T05:15:07.000Z","lastModified":"2026-06-17T04:08:17.000Z","status":"Modified","sourceIdentifier":"security@atlassian.com","cvss":{"version":"3.1","score":6.1,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},"cwe":["CWE-79"],"affected":["atlassian/data center","atlassian/jira","atlassian/jira data center","atlassian/jira server"],"epss":{"score":0.00876,"percentile":0.58744,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.88%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://jira.atlassian.com/browse/JRASERVER-72939","tags":["Issue Tracking","Patch","Vendor Advisory"],"source":"security@atlassian.com"},{"url":"https://jira.atlassian.com/browse/JRASERVER-72939","tags":["Issue Tracking","Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-41304","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}